`github.tsingyoung.uk`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2c17^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:c1f6^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.44.23^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.193.246^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.44.23, 172.67.193.246
		IPv6 hints	2606:4700:3031::6815:2c17, 2606:4700:3035::ac43:c1f6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=198, name=cloudflare-ech.com

`tsingyoung.uk`

	DNSSEC	⚠️ Not signed
	NS	`anuj.ns.cloudflare.com` ⭐
	NS	`daniella.ns.cloudflare.com`
	MX	`route3.mx.cloudflare.net` ⭐
	MX	`route2.mx.cloudflare.net`⁽⁴²⁾
	MX	`route1.mx.cloudflare.net`⁽¹⁰⁰⁾
	TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
	SOA	`anuj.ns.cloudflare.com`dns@cloudflare.com serial=2401367639

⚠️ On DNS blocklist: tif

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github.computer

github.net

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github.cc

github.guru

github.name

github.academy

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github.su

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github.hu

github.com.ru

github.careers

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github.compare

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github.nl

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github.dev

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github.gg

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github.info

github.ch

github.chat

github.media

github.luxe

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github.events

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DNS History

4 records (4 active, 0 former)

●A104.21.44.232026-02-15 → 2026-04-15 · 2 obs

● 2026-02-15 22:48:10
● 2026-04-15 04:56:16

●A172.67.193.2462026-02-15 → 2026-04-15 · 2 obs

● 2026-02-15 22:48:10
● 2026-04-15 04:56:16

●A2606:4700:3031::6815:2c172026-02-15 → 2026-04-15 · 2 obs

● 2026-02-15 22:48:10
● 2026-04-15 04:56:16

●A2606:4700:3035::ac43:c1f62026-02-15 → 2026-04-15 · 2 obs

● 2026-02-15 22:48:10
● 2026-04-15 04:56:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
uk	nsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk...	-
tsingyoung.uk	anuj.ns.cloudflare.com, daniella.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.228

NS records: anuj.ns.cloudflare.com, daniella.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tsingyoung.uk (unsigned zone)

⏱️ Timing

Total: 298ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.193.246, 104.21.44.23`
AAAA	2	`2606:4700:3031::6815:2c17, 2606:4700:3035::ac43:c1f6`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

Four IP numbers are pointed to by github.tsingyoung.uk: 2606:4700:3031::6815:2c17, 2606:4700:3035::ac43:c1f6, 104.21.44.23 and 172.67.193.246.

other host names including www.paribus.co, 555595.cn, jd706.com, bspeedtest.jp and lchaber.com share IP numbers with github.tsingyoung.uk.

github.tsingyoung.uk - robtex.com